Home / 8,838.36-13,261.05-3,643.02

Finding the Fourth Proportional to 8,838.36, 13,261.05 and 3,643.02

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Solution

The fourth proportional to 8,838.36, 13,261.05 and 3,643.02 is: 5,465.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.36 : 13,261.05 = 3,643.02 : x
  2. Step 2: Convert to fraction form
    8,838.36/13,261.05 = 3,643.02/x
  3. Step 3: Cross multiply
    8,838.36x = 13,261.05 × 3,643.02
  4. Step 4: Simplify right side
    8,838.36x = 48,310,270.37
  5. Step 5: Solve for x
    x = 48,310,270.37/8,838.36
  6. Step 6: Final answer
    x = 5,465.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.